title: Cryopreservation induces an apoptosis-like mechanism in bull sperm.
mesh_terms: D000818:Animals; D017209:Apoptosis; D020169:Caspases / Q000378:metabolism; D002417:Cattle / Q000502:physiology*; D002460:Cell Line; D002462:Cell Membrane / Q000648:ultrastructure; D002467:Cell Nucleus / Q000648:ultrastructure; D002470:Cell Survival; D002843:Chromatin / Q000648:ultrastructure; D004396:Coloring Agents; D015925:Cryopreservation; D053938:DNA Fragmentation; D006801:Humans; D008297:Male; D008564:Membrane Potentials; D008928:Mitochondria / Q000502:physiology; D011419:Propidium; D013094:Spermatozoa / Q000201:enzymology / Q000502:physiology* / Q000648:ultrastructure
chemical_list: D002843:Chromatin; D004396:Coloring Agents; D011419:Propidium; D020169:Caspases